Huawei MATE 9 Use Manual page 27

Shaking your phone to auto-align icons
Gaps may appear on the home screen after you uninstall apps or move them into folders. Use
the automatic align feature to arrange apps neatly on the home screen.
1
On the home screen, pinch two fingers together to open the home screen editor.
2
Touch Settings and switch on Shake.
3
Return to the home screen and open the home screen editor again. Shake your phone to
rearrange apps so that gaps are filled.
Screen and Display
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